package text;
class out
{
    public int a1=10;
    public int a2=19;
    public static int a6=6;
    static class in
    {
        public int a3=2;
        public static int a4=1;
        public void fun()
        {
            out b=new out();
            System.out.println(b.a1);
            System.out.println();
            //System.out.println(b.a2);
            System.out.println(a3);
            System.out.println(a4);
            System.out.println(a6);
        }

    }
}

public class text67 {
    public static void main(String[] args) {
        out.in a=new out.in();
        //System.out.println(a.a3);
       //System.out.println(a.a4);
        a.fun();

    }
}
